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1130011131 = 31722157081
BaseRepresentation
bin100001101011010…
…1001100111111011
32220202022111212010
41003112221213323
54303240324011
6304044021003
740000636044
oct10326514773
92822274763
101130011131
1152a9530a7
12276531763
1315015aa52
14aa1118cb
15693131a6
hex435a99fb

1130011131 has 8 divisors (see below), whose sum is σ = 1595309904. Its totient is φ = 709026560.

The previous prime is 1130011121. The next prime is 1130011139. The reversal of 1130011131 is 1311100311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1130011131 - 29 = 1130010619 is a prime.

It is a super-2 number, since 2×11300111312 = 2553850312367798322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1130011139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11078490 + ... + 11078591.

It is an arithmetic number, because the mean of its divisors is an integer number (199413738).

Almost surely, 21130011131 is an apocalyptic number.

1130011131 is a deficient number, since it is larger than the sum of its proper divisors (465298773).

1130011131 is a wasteful number, since it uses less digits than its factorization.

1130011131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22157101.

The product of its (nonzero) digits is 9, while the sum is 12.

The square root of 1130011131 is about 33615.6381911752. The cubic root of 1130011131 is about 1041.5838573047.

Adding to 1130011131 its reverse (1311100311), we get a palindrome (2441111442).

The spelling of 1130011131 in words is "one billion, one hundred thirty million, eleven thousand, one hundred thirty-one".

Divisors: 1 3 17 51 22157081 66471243 376670377 1130011131